CN106084194A - A kind of double-component polyurethane paint modified quick-dry type alkyd resin and preparation method thereof - Google Patents
A kind of double-component polyurethane paint modified quick-dry type alkyd resin and preparation method thereof Download PDFInfo
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- CN106084194A CN106084194A CN201610490045.0A CN201610490045A CN106084194A CN 106084194 A CN106084194 A CN 106084194A CN 201610490045 A CN201610490045 A CN 201610490045A CN 106084194 A CN106084194 A CN 106084194A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
- C08G63/685—Polyesters containing atoms other than carbon, hydrogen and oxygen containing nitrogen
- C08G63/6854—Polyesters containing atoms other than carbon, hydrogen and oxygen containing nitrogen derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/6858—Polycarboxylic acids and polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/06—Polyurethanes from polyesters
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Abstract
The invention discloses the modified quick-dry type alkyd resin of a kind of double-component polyurethane paint, its preparation method comprises the following steps: polyprotic acid, monoacid, polyhydric alcohol, fatty acid, antioxidant are mixed by (1) in a kettle., cooling when 160 250 DEG C of reaction to acid numbers are 30 80mgKOH/g, is cooled to 50 150 DEG C；(2) it is subsequently added into after alcamine compound stirs evenly and heats up, lower the temperature after 160 250 DEG C of reactions to acid number 5 20mgKOH/g；(3) it is subsequently added into organic solvent and stirs evenly rear discharging, i.e. obtain quick-drying alkide resin；Wherein the weight ratio of polyprotic acid, monoacid, polyhydric alcohol, fatty acid, antioxidant, organic solvent and alcamine compound is 240 330:0 20:150 250:180 250:1 5:260 330:25 55.The alkyd resin that this preparation method is prepared self can form a multi-C stereo network structure, it is possible to reacts with polyurethane curing agent faster；It addition, modified because employing alcamine compound so that it is self has catalysis, it is possible to significantly speed up the reaction with polyurethane curing agent.
Description
Technical field
The invention belongs to synthetic resin field of material technology, be specifically related to the modified quick-dry type of a kind of double-component polyurethane paint
Alkyd resin and preparation method thereof.
Background technology
Alkyd resin is a kind of important coating resin, and monomer whose abundance, price are low, wide in variety, formula change
Big and performance is good.In application, alkyd resin both can prepare one pack system self-drying paint, it is also possible to preparation polyurethane two-component is from dry
Paint, is widely used on all kinds of furniture and the protection of woodenware and decoration, has that application property is good, film richness high, pliability is good
Feature, therefore since alkyd resin is developed, alkyd resin occupies an important position at coatings industry always.But in woodenware and family
In tool coating, there is the slow-drying of film, the hardness significantly shortcoming such as low in alkyd paint so that it needs after construction for a long time
Placement is treated that it is done and thoroughly could be polished or pack after drying, need to take more time and place, increase entreprise cost greatly.
Summary of the invention
It is an object of the invention to provide a kind of technique simple, with low cost, and rate of drying is fast, gloss is high, and hardness is high,
Excellent performance, can shorten greatly and can polish the time and can pack the alkyd resin of time.
For achieving the above object, the technical solution adopted for the present invention to solve the technical problems is:
The modified quick-dry type alkyd resin of double-component polyurethane paint of the present invention, by comprising the raw material of following weight portion at solvent
Middle reaction is made:
Further, the raw material of described quick-dry type alkyd resin can also comprise monoacid 10～20 parts.
Preferably, described monoacid is benzoic acid or/and p-tert-butyl benzoic acid.
Further, described polyprotic acid be phthalic anhydride, trimellitic anhydride, pyromellitic dianhydride, THPA,
The mixture of one or more in HHPA, maleic anhydride, fumaric acid；Described polyhydric alcohol is ethylene glycol, diethyl two
Alcohol, neopentyl glycol, cyclohexanedimethanol, 1,2-PD, 1,3-PD, 2-methyl isophthalic acid, ammediol, 1,2-butanediol,
In 1,3 butylene glycol, 1,4-butanediol, glycerol, trimethylolpropane, double trimethylolpropane, tetramethylolmethane, Bis(pentaerythritol)
One or more.
Further, described fatty acid be n-nonanoic acid, capric acid, lauric acid, cocinic acid, stearic acid, oleic acid, Semen sojae atricolor oleic acid,
One in linoleic acid, linoleic acid, castor oil acid, dehydrated castor oleic acid, eleostearic acid, talloleic acid, rosin acid, tall oil acid
Or multiple mixture.
Further, described alcamine compound is N (R1)(R2)(CaH2aOr N (R OH)3)(CbH2bOH)(CcH2cOr N OH)
(CdH2dOH)(CeH2eOH)(CfH2fOH) one or more combination, wherein, a, b, c, d, e, f are 1 or are more than the natural number of 1；
R1、R2、R3For H, CH3、CH3Homologue, CH3The isomers of homologue, benzyl, the homologue of benzyl, benzyl
One or more combination in the isomers of base homologue.
Preferably, alcamine compound is NH2C2H4OH、N(CH3)2C2H4OH、NH(C2H4OH)(C2H4OH)、N(C2H4OH)
(C2H4OH)(C2H4OH)。
Further, described antioxidant is hypophosphorous acid and/or triphenyl phosphite.
Described solvent can be to dissolve corresponding raw material but cannot participate in the solvent of reaction, such as, and dimethylbenzene, front three
Benzene, butyl acetate, sec-Butyl Acetate, ethyl acetate, methyl acetate, dimethyl carbonate etc..
The consumption of described solvent can be the solvent load that this area is conventional.
The preparation method of quick-dry type alkyd resin of the present invention, comprises the following steps:
A polyprotic acid, polyhydric alcohol, fatty acid, antioxidant and reflux solvent are mixed in reactor by (), at 160-250
DEG C reaction 4-10 hour, when acid number is 30-80mgKOH/g lower the temperature；
B (), when temperature is down to 50-150 DEG C, adds alcamine compound, be warming up to 160-250 DEG C of continuation reaction 2-8 little
Time, lower the temperature when being 5-20mgKOH/g to acid number, add organic solvent diluting, obtain quick-dry type alkyd resin.
Further, the preparation method of described quick-dry type alkyd resin, comprise the following steps:
A polyprotic acid, polyhydric alcohol, fatty acid, monoacid, antioxidant and reflux solvent are mixed in reactor by (),
160-250 DEG C is reacted 4-10 hour, lowers the temperature when acid number is 55-70mgKOH/g；
B (), when temperature is down to 50-150 DEG C, adds alcamine compound, be warming up to 160-250 DEG C of continuation reaction 2-8 little
Time, lower the temperature when being 5-20mgKOH/g to acid number, add organic solvent diluting, obtain quick-dry type alkyd resin.
A kind of novel quick-drying alkide resin that the present invention provides and preparation method thereof, has the advantages that preparation
Method is simple, and the quick-drying alkide resin prepared self can form a multi-C stereo network structure, it is possible to faster with poly-
Urethane firming agent reacts；It addition, modified because employing alcamine compound so that it is self has catalysis, it is possible to greatly
Ground accelerates the reaction with polyurethane curing agent.After it makes priming paint with firming agent proportioning, its priming paint drying varniss is fast, glossiness
Height, adhesive force is excellent, easily polishes；After making finish paint, its drying varniss is fast, and gloss is high, and hardness is high, and resistance to marring is good.So energy
Shorten greatly the time and can packing the time of can polishing, reduce entreprise cost.
Detailed description of the invention
Embodiment 1
(1) installing thermometer, adjustable speed constant speed stirrer and condensing tube on the four-hole bottle of 1000mL, four-hole bottle is placed on and adds
In hot jacket, then by 285g phthalic anhydride, 225g oleic acid, 25g maleic anhydride, 185g glycerol, 150g tetramethylolmethane,
40g dimethylbenzene, 1g hypophosphorous acid joins in four-hole bottle, heating, opens stirring, rises to 220 with the programming rate of 10 DEG C/h
DEG C, when reaction to acid number is less than 70mgKOH/g, it is cooled to 110 DEG C；
(2) it is subsequently added into 42g diethanolamine, stirs, rise to 200 DEG C with the programming rate of 10 DEG C/h and be incubated,
Lower the temperature when acid number is 5mgKOH/g, add 155g dimethylbenzene and the dilution of 115g butyl acetate, i.e. obtain novel quick-drying alkyd
Resin.After tested, its index is as follows:
Solid content: 70.1%；Viscosity: 37000mpa.s (rotating cylinder viscometer/30 DEG C)；
Acid number: 9 (mgKOH/g)；Chromatic number: 5# (Fe-Co tintometer).
Embodiment 2
Quick-dry type alkyd resin of the present invention, its preparation process is as follows:
(1) installing thermometer, adjustable speed constant speed stirrer and condensing tube on the four-hole bottle of 1000mL, four-hole bottle is placed on and adds
In hot jacket, then by 280g phthalic anhydride, 20g benzoic acid, 230g oleic acid, 20g maleic anhydride, 190g glycerol, 40g
Dimethylbenzene, 1g hypophosphorous acid joins in four-hole bottle, heating, opens stirring, rises to 220 DEG C with the programming rate of 10 DEG C/h, instead
Should to acid number less than 70mgKOH/g time, be cooled to 110 DEG C；
(2) it is subsequently added into 40g diethanolamine, stirs, rise to 200 DEG C with the programming rate of 10 DEG C/h and be incubated,
Lower the temperature when acid number is 12mgKOH/g, add 150g dimethylbenzene and the dilution of 120g butyl acetate, i.e. obtain novel quick-drying alkyd
Resin.After tested, its index is as follows:
Solid content: 70.6%；Viscosity: 36000mpa.s (rotating cylinder viscometer/30 DEG C)；
Acid number: 9.5 (mgKOH/g)；Chromatic number: 5# (Fe-Co tintometer).
Embodiment 3
Quick-dry type alkyd resin of the present invention, its preparation process is as follows:
(1) installing thermometer, adjustable speed constant speed stirrer and condensing tube on the four-hole bottle of 1000mL, four-hole bottle is placed on and adds
In hot jacket, then by 270g phthalic anhydride, 15g benzoic acid, 10g maleic anhydride, 200g Semen sojae atricolor oleic acid, 40g season penta
Tetrol, 160g glycerol, 35g dimethylbenzene, 1g triphenyl phosphite joins in four-hole bottle, heating, open stirring, with 10 DEG C/little
Time programming rate rise to 220 DEG C, reaction is 65mgKOH/g to acid number, is cooled to 110 DEG C；
(2) it is subsequently added into 40g dimethylethanolamine, stirs, rise to 200 DEG C also with the programming rate of 10 DEG C/h
Insulation, lowers the temperature when acid number is 20mgKOH/g, adds 205g dimethylbenzene and the dilution of 60g ethyl acetate, i.e. obtains novel quick-drying
Alkyd resin.After tested, its index is as follows:
Solid content: 69.8%；Viscosity: 42000mpa.s (rotating cylinder viscometer/30 DEG C)；
Acid number: 8.6 (mgKOH/g)；Chromatic number: 5# (Fe-Co tintometer).
Embodiment 4
Quick-dry type alkyd resin of the present invention, its preparation process is as follows:
(1) installing thermometer, adjustable speed constant speed stirrer and condensing tube on the four-hole bottle of 1000mL, four-hole bottle is placed on and adds
In hot jacket, then by 240g phthalic anhydride, 15g benzoic acid, 30g maleic anhydride, 230g Semen sojae atricolor oleic acid, 70g season penta
Tetrol, 110g glycerol, 35g dimethylbenzene, 1g triphenyl phosphite joins in four-hole bottle, heating, open stirring, with 10 DEG C/little
Time programming rate rise to 220 DEG C, reaction is 65mgKOH/g to acid number, is cooled to 110 DEG C；
(2) it is subsequently added into 36g triethanolamine, stirs, rise to 200 DEG C with the programming rate of 10 DEG C/h and be incubated,
Lower the temperature when acid number is 11mgKOH/g, add 80g dimethylbenzene and the dilution of 190g ethyl acetate, i.e. obtain novel quick-drying alkyd
Resin.After tested, its index is as follows:
Solid content: 70.1%；Viscosity: 48000mpa.s (rotating cylinder viscometer/30 DEG C)；
Acid number: 9.1 (mgKOH/g)；Chromatic number: 4# (Fe-Co tintometer).
Embodiment 5
Quick-dry type alkyd resin of the present invention, its preparation process is as follows:
(1) installing thermometer, adjustable speed constant speed stirrer and condensing tube on the four-hole bottle of 1000mL, four-hole bottle is placed on and adds
In hot jacket, then by 290g phthalic anhydride, 10g benzoic acid, 5g maleic anhydride, 220g lauric acid, 10g season penta 4
Alcohol, 200g glycerol, 35g dimethylbenzene, 2g hypophosphorous acid joins in four-hole bottle, heating, opens stirring, with the intensification of 10 DEG C/h
Speed rises to 220 DEG C, and reaction is 55mgKOH/g to acid number, is cooled to 110 DEG C；
(2) it is subsequently added into 50g ethanolamine, stirs, rise to 200 DEG C with the programming rate of 10 DEG C/h and be incubated, when
Lower the temperature when acid number is 10mgKOH/g, add 100g dimethylbenzene and the dilution of 170g sec-Butyl Acetate, i.e. obtain novel quick-drying alkyd
Resin.After tested, its index is as follows:
Solid content: 70.9%；Viscosity: 32000mpa.s (rotating cylinder viscometer/30 DEG C)；
Acid number: 7 (mgKOH/g)；Chromatic number: 1# (Fe-Co tintometer).
Embodiment 6
Quick-dry type alkyd resin of the present invention, its preparation process is as follows:
(1) installing thermometer, adjustable speed constant speed stirrer and condensing tube on the four-hole bottle of 1000mL, four-hole bottle is placed on and adds
In hot jacket, then by 270g phthalic anhydride, 15g benzoic acid, 10g maleic anhydride, 250g cocinic acid, 30g season penta
Tetrol, 150g glycerol, 35g dimethylbenzene, 3g triphenyl phosphite joins in four-hole bottle, heating, open stirring, with 10 DEG C/little
Time programming rate rise to 220 DEG C, reaction is 55mgKOH/g to acid number, is cooled to 110 DEG C；
(2) it is subsequently added into 45g dimethylethanolamine, stirs, rise to 200 DEG C also with the programming rate of 10 DEG C/h
Insulation, lowers the temperature when acid number is 10mgKOH/g, adds 100g dimethylbenzene and the dilution of 160g methyl acetate, i.e. obtains novel fast
Dry alkyd resin.After tested, its physical and chemical performance is as follows:
Solid content: 69.5%；Viscosity: 38000mpa.s (rotating cylinder viscometer/30 DEG C)；
Acid number: 7.8 (mgKOH/g)；Chromatic number: 2# (Fe-Co tintometer).
Embodiment 7
Quick-dry type alkyd resin of the present invention, its preparation process is as follows:
(1) installing thermometer, adjustable speed constant speed stirrer and condensing tube on the four-hole bottle of 1000mL, four-hole bottle is placed on and adds
In hot jacket, then by 280g phthalic anhydride, 20g benzoic acid, 8g maleic anhydride, 240g lauric acid, 60g season penta 4
Alcohol, 110g glycerol, 35g dimethylbenzene, 2g hypophosphorous acid joins in four-hole bottle, heating, opens stirring, with the intensification of 10 DEG C/h
Speed rises to 220 DEG C, and reaction is 55mgKOH/g to acid number, is cooled to 110 DEG C；
(2) it is subsequently added into 40g triethanolamine, stirs, rise to 200 DEG C with the programming rate of 10 DEG C/h and be incubated,
Lower the temperature when acid number is 11mgKOH/g, add 100g dimethylbenzene and the dilution of 160g methyl acetate, i.e. obtain novel quick-drying alkyd
Resin.After tested, its physical and chemical performance is as follows:
Solid content: 70.2%；Viscosity: 34000mpa.s (rotating cylinder viscometer/30 DEG C)；
Acid number: 7.6 (mgKOH/g)；Chromatic number: 1# (Fe-Co tintometer).
The preparation of embodiment 8 priming paint and performance test
1, the alkyd resin prepared by embodiment 1-4 and traditional alkyd resins are carried out joining paint according to table 1:
Table 1 base paint formulation
Remarks: priming paint prepared by embodiment 1-4 gained alkyd resin is respectively priming paint A, priming paint B, priming paint C, priming paint D, choosing
Priming paint E is prepared by traditional alkyd resins.Traditional alkyd resins SP4170D is Chengdu new material Science and Technology Ltd. of Jie Shengshu nation
Produce；BYK141, BYK306, BYK110 are that Bi Ke company of Germany produces；L-75 is the polyurethane curing agent that Bayer Bitterfeld GmbH produces；
In table, unit is gram (g).
2, the performance test of above-mentioned priming paint is as shown in table 2:
Table 2 primer performance test result
Conclusion: the priming paint prepared with alkyd resin of the present invention is dried required time and significantly reduces, and there is good polishing
Property,
Gloss and adhesive force.
The preparation of embodiment 8 finish paint and performance test
1, the alkyd resin prepared by embodiment 5-7 and traditional alkyd resins are carried out joining paint according to table 3:
Table 3 topcoat formulation
Remarks: priming paint prepared by embodiment 5-7 gained alkyd resin is respectively finish paint E, finish paint F, finish paint G, select tradition
Alkyd resin SP4170K prepares bottom surface paint 1.Traditional alkyd resins SP4170A is that Chengdu Jie Shengshu nation new material science and technology is limited
Company produces；BYK141, BYK306 are that Bi Ke company of Germany produces；IL1351 and L-75 is that Bayer A.G produces polyurethane
Firming agent；In table, unit is gram (g).
2, the performance test of above-mentioned finish paint is as shown in table 4:
Table 4 finish paint the performance test results
| Finish paint E | Finish paint F | Finish paint G | Finish paint 1 | |
| Surface drying (min) | 40 | 38 | 40 | 60 |
| Do solid work (h) | 6.5 | 6 | 6.5 | 8 |
| Hardness (after 7d) | H | H | H | H |
| Gloss (θ=20 °) | 101 | 103 | 101 | 98 |
| Adhesive force (cross-hatching) | 0 grade | 0 grade | 0 grade | 0 grade |
Conclusion: the finish paint prepared with alkyd resin of the present invention is dried required time substantially to be shortened, and have good dryness,
Hardness, gloss and adhesive force.
Scope is not limited to above example.All based on above-mentioned technological thought, utilize the common skill in this area
Amendment that art knowledge and customary means are made, replace, change and belong to the scope of protection of present invention.
Claims (10)
1. double-component polyurethane paint is by a modified quick-dry type alkyd resin, the most anti-by the raw material comprising following weight portion
Should make:
Quick-dry type alkyd resin the most according to claim 1, it is characterised in that described raw material also comprises monoacid 10～20
Part.
Quick-dry type alkyd resin the most according to claim 2, it is characterised in that described monoacid is benzoic acid or/and right
P t butylbenzoic acid.
Quick-dry type alkyd resin the most according to claim 1 and 2, it is characterised in that described polyprotic acid is phthalic acid
One in acid anhydride, trimellitic anhydride, pyromellitic dianhydride, THPA, HHPA, maleic anhydride, fumaric acid or
Multiple mixture；Described polyhydric alcohol be ethylene glycol, diethylene glycol, neopentyl glycol, cyclohexanedimethanol, 1,2-propylene glycol, 1,
Ammediol, 2-methyl isophthalic acid, ammediol, 1,2-butanediol, 1,3 butylene glycol, BDO, glycerol, trihydroxy methyl third
One or more in alkane, double trimethylolpropane, tetramethylolmethane, Bis(pentaerythritol).
Quick-dry type alkyd resin the most according to claim 1 and 2, it is characterised in that described fatty acid be n-nonanoic acid, capric acid,
Lauric acid, cocinic acid, stearic acid, oleic acid, Semen sojae atricolor oleic acid, linoleic acid, linoleic acid, castor oil acid, dehydrated castor oleic acid, paulownia
The mixture of one or more in oleic acid, talloleic acid, rosin acid, tall oil acid.
Quick-dry type alkyd resin the most according to claim 1 and 2, it is characterised in that described alcamine compound is N (R1)
(R2)(CaH2aOr N (R OH)3)(CbH2bOH)(CcH2cOr N (C OH)dH2dOH)(CeH2eOH)(CfH2fOH) one or more groups
Closing, wherein, a, b, c, d, e, f are 1 or are more than the natural number of 1；
R1、R2、R3For H, CH3、CH3Homologue, CH3The isomers of homologue, benzyl, the homologue of benzyl, benzyl are together
It it is the one or more combination in the isomers of thing.
Quick-dry type alkyd resin the most according to claim 1 and 2, it is characterised in that described alcamine compound is
NH2C2H4OH、N(CH3)2C2H4OH、NH(C2H4OH)(C2H4OH)、N(C2H4OH)(C2H4OH)(C2H4OH)。
Quick-dry type alkyd resin the most according to claim 1 and 2, it is characterised in that described antioxidant be hypophosphorous acid and/or
Triphenyl phosphite；Described solvent is dimethylbenzene, trimethylbenzene, butyl acetate, sec-Butyl Acetate, ethyl acetate, methyl acetate, carbon
The mixture of one or more in dimethyl phthalate.
9. a preparation method for quick-dry type alkyd resin described in claim 1, comprises the following steps:
A polyprotic acid, polyhydric alcohol, fatty acid, antioxidant and reflux solvent are mixed in reactor by (), anti-at 160-250 DEG C
Answer 4-10 hour, lower the temperature when acid number is 30-80mgKOH/g；
B (), when temperature is down to 50-150 DEG C, adds alcamine compound, be warming up to 160-250 DEG C and continue reaction 2-8 hour,
Lower the temperature when being 5-20mgKOH/g to acid number, add organic solvent diluting, obtain quick-dry type alkyd resin.
10. a preparation method for quick-dry type alkyd resin described in claim 2, comprises the following steps:
A polyprotic acid, polyhydric alcohol, fatty acid, monoacid, antioxidant and reflux solvent are mixed in reactor by (), at 160-
250 DEG C are reacted 4-10 hour, lower the temperature when acid number is 55-70mgKOH/g；
B (), when temperature is down to 50-150 DEG C, adds alcamine compound, be warming up to 160-250 DEG C and continue reaction 2-8 hour,
Lower the temperature when being 5-20mgKOH/g to acid number, add organic solvent diluting, obtain quick-dry type alkyd resin.
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| CN107602830A (en) * | 2017-09-08 | 2018-01-19 | 贵阳护理职业学院 | Polyol polyester resin for concrete enclosing priming paint and preparation method thereof |
| CN108623792A (en) * | 2018-05-25 | 2018-10-09 | 华伦纳路新材料有限公司 | A kind of pyromellitic acid anhydride modified water-based alkyd resin and preparation method thereof |
| CN109575255A (en) * | 2018-11-22 | 2019-04-05 | 三棵树涂料股份有限公司 | A kind of preparation method of ordor removing quick-drying alkide resin |
| CN111393626A (en) * | 2020-03-06 | 2020-07-10 | 嘉宝莉化工集团股份有限公司 | Secondary amino modified alkyd resin and preparation method and application thereof |
| CN113583207A (en) * | 2021-07-01 | 2021-11-02 | 山西省应用化学研究所(有限公司) | Preparation method of aqueous polyurethane emulsion and adhesive based on castor oil |
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| CN107602830A (en) * | 2017-09-08 | 2018-01-19 | 贵阳护理职业学院 | Polyol polyester resin for concrete enclosing priming paint and preparation method thereof |
| CN108623792A (en) * | 2018-05-25 | 2018-10-09 | 华伦纳路新材料有限公司 | A kind of pyromellitic acid anhydride modified water-based alkyd resin and preparation method thereof |
| CN109575255A (en) * | 2018-11-22 | 2019-04-05 | 三棵树涂料股份有限公司 | A kind of preparation method of ordor removing quick-drying alkide resin |
| CN109575255B (en) * | 2018-11-22 | 2021-04-13 | 安徽三棵树涂料有限公司 | Preparation method of odorless quick-drying alkyd resin |
| CN111393626A (en) * | 2020-03-06 | 2020-07-10 | 嘉宝莉化工集团股份有限公司 | Secondary amino modified alkyd resin and preparation method and application thereof |
| CN111393626B (en) * | 2020-03-06 | 2022-09-16 | 嘉宝莉化工集团股份有限公司 | Secondary amino modified alkyd resin and preparation method and application thereof |
| CN113583207A (en) * | 2021-07-01 | 2021-11-02 | 山西省应用化学研究所(有限公司) | Preparation method of aqueous polyurethane emulsion and adhesive based on castor oil |
| CN113583207B (en) * | 2021-07-01 | 2022-08-26 | 山西省应用化学研究所(有限公司) | Preparation method of aqueous polyurethane emulsion and adhesive based on castor oil |
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